With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility℠.

Arch is seeking to employ a Portfolio Manager to oversee the construction, performance, and governance of assigned investment portfolios. The role is responsible for ensuring alignment with the Weighted Manager Benchmark (WMB), adherence to ACGL and AIM investment guidelines, effective risk calibration, and clear communication with internal and external stakeholders. The Portfolio Manager plays a critical role in portfolio oversight, operational coordination, Board reporting, and strategic initiatives.

The Company

Arch Capital Group Ltd. is a Bermuda-based company which provides insurance, reinsurance, and mortgage insurance on a worldwide basis. Arch Investment Management Ltd. (“AIM”) is a wholly owned subsidiary of Arch Capital Group Ltd. Arch has approximately $26 billion of capital and investable assets of $46 billion. AIM is responsible for managing the portfolios of Arch Capital and its subsidiaries. We seek talent that thinks innovatively, values collaboration, and demonstrates sound judgment and accountability in managing risk on behalf of the firm.

Job Responsibilities

• Provide overall portfolio oversight, ensuring quality control and alignment relative to the Weighted Manager Benchmark (WMB)

• Ensure compliance with all applicable ACGL and AIM investment guidelines, regulatory requirements, and internal governance standards

• Monitor and evaluate portfolio performance versus benchmark, including attribution, positioning, and risk analysis

• Calibrate portfolio risk and positioning consistent with AIM strategy, approved risk tolerances, and investment objectives

• Align portfolio positioning with the AIM house view, collaborating closely with Sector Specialists and other Portfolio Managers

• Maintain ongoing operational oversight of portfolios, serving as the primary interface with Operations on trade execution, cash management, and reconciliations

• Act as a senior point of contact for portfolio-related matters with Treasury, investment entities, and ACGL stakeholders

• Prepare and present Board-level materials, including portfolio performance, attribution, risk exposures, and positioning

• Translate complex portfolio outcomes into clear, decision-oriented communication for senior management and the Board

• Lead or contribute to special projects, including tax initiatives, acquisitions, portfolio transitions, or other strategic efforts as required

Minimum Qualifications

• Bachelor’s degree in finance, economics, or a related quantitative discipline; advanced degree preferred

• CFA preferred

• Minimum 7 years experience in portfolio management, investment management, or related investment roles

• Strong understanding of portfolio construction, performance measurement, and risk management

• Demonstrated knowledge of fixed income and/or multi-asset investment strategies

• Proven ability to operate within investment guidelines and regulatory frameworks

• Excellent written and verbal communication skills, including experience presenting to senior leadership or Boards

• Demonstrated ability to collaborate effectively across investment, risk, operations, and finance functions

• High degree of professionalism, judgment, and accountability

Do you like solving complex business problems, working with talented colleagues and have an innovative mindset? Arch may be a great fit for you. If this job isn’t the right fit but you’re interested in working for Arch, create a job alert! Simply create an account and opt in to receive emails when we have job openings that meet your criteria. Join our talent community to share your preferences directly with Arch’s Talent Acquisition team.